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Every bridge in Shoshone County, Idaho

Name: Every bridge in Shoshone County, Idaho
Creator: Bridge Report Card
License: https://creativecommons.org/publicdomain/zero/1.0/

261 inventoried bridges, busiest first

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Shoshone County, Idaho, has 261 bridges in the 2025 National Bridge Inventory: 61 rated good, 174 fair, and 26 poor (as of August 20, 2026).
This index lists every one of them, busiest first; each links to its own condition record.

Bridge	Built	Vehicles/day	Condition
I 90 EB & WB over S.fk.cda R;fr.rd.	1978	11,000	Fair
I 90 Ebl & Wbl over Crossroad Bd;w.wallace I	1987	11,000	Fair
I 90 over I 90B;CANYON CR	1991	11,000	Fair
I 90 over S.fk.coeur Dalene River	1987	11,000	Fair
I 90 over Stc 5766;SILVERTON Ic	1978	11,000	Fair
I 90 Ebl & Wbl over S.fk.coeur Dalene River	1962	10,500	Fair
I 90 Ebl & Wbl over S.fk.coeur Dalene River	1962	10,500	Fair
I 90 Ebl & Wbl over S.fk.coeur Dalene River	1962	10,500	Fair
I 90 Spur over Canyon Creek	1940	10,500	Fair
I 90 Ebl & Wbl over Copper Street Gs	1973	9,600	Fair
I 90 Ebl & Wbl over I 90 EB Off;w.mullan Ic	1973	9,600	Fair
I 90 Ebl over S.fk.coeur Dalene River	1964	9,500	Fair
I 90 Wbl over S.fk.coeur Dalene River	1964	9,500	Fair
I 90 Ebl & Wbl over RR Roadbed/no Tracks	1972	9,300	Fair
I 90 Ebl over Pinehurst Road Gs	2014	8,500	Good
I 90 Wbl over Pinehurst Road Gs	2015	8,500	Fair
I 90 Ebl over Hill Street Ic	1964	7,000	Fair
I 90 Ebl over S 5750;PINE Cr;pinehurst	1965	7,000	Fair
I 90 Wbl over Hill Street Ic	1964	7,000	Fair
I 90 Wbl over S 5750;PINE Cr;pinehurst	1965	7,000	Fair
I 90 Ebl over Elizabeth Park	2022	6,750	Good
I 90 Ebl over Stc 5756;BIG Creek Rd Ic	1969	6,750	Fair
I 90 Wbl over Elizabeth Park	2023	6,750	Good
I 90 Wbl over Stc 5756;BIG Creek Rd Ic	1969	6,750	Fair
I 90 Ebl over I 90B;THIRD St.ic	1969	6,250	Fair
I 90 Ebl over S.fk.coeur Dalene River	1969	6,250	Fair
I 90 Ebl over Stc 5766;JOHNSON St.gs	1969	6,250	Fair
I 90 Wbl over I 90B;THIRD St.ic	1969	6,250	Fair
I 90 Wbl over S.fk.coeur Dalene River	1969	6,250	Fair
I 90 Wbl over Stc 5766;JOHNSON St.gs	1969	6,250	Fair
I 90 Ebl over Division Street	2022	5,750	Good
I 90 Ebl over S.fk.coeur Dalene River	1978	5,750	Fair
I 90 Wbl over Division Street	2023	5,750	Good
I 90 Wbl over S.fk.coeur Dalene River	1978	5,750	Fair
Stc 5757;HILL St over S.fk.coeur Dalene River	1976	5,600	Fair
I 90 Ebl over Golconda Access Road Ic	1963	5,250	Fair
I 90 Wbl over Golconda Access Road Ic	1963	5,250	Fair
County Road over I 90;SMELTERVILLE Ic	1964	3,800	Fair
STC5765;BUNKER Ave over I 90 Eb-wb;bunker Ave Ic	1964	3,600	Fair
Stc 5759;DIVISION over Little Pine Creek	1935	3,600	Fair
I 90B Loop over S.fk.coeur Dalene River	1978	3,200	Fair
I 90B Loop over South Fork Cda River	1987	2,800	Fair
I 90B over Placer Creek	1942	2,800	Fair
Stc 5764; Main St over Pine Creek	1967	2,400	Fair
I 90B over S.fk.cda R;i-90b Arch	1940	2,300	Poor
STC5752;CDA Rvr Rd over I 90 Eb-wb;kingston Ic	2018	2,300	Good
STC5752;CDA Rvr Rd over S.fk.coeur Dalene River	2016	2,200	Good
Bunker Ave over S.fk.coeur Dalene River	1971	1,900	Poor
STC5758;6TH Street over S.fk. Cda RIVER;6TH St.	2024	1,500	Good
S5765;SILVR Valley over S.fk.coeur Dalene River	1949	1,400	Fair
Stc 5755;DIVISION over S.fk.coeur Dalene River	1983	1,300	Fair
Old River Road over Stc 5752;N.FK.CDA River	1930	1,200	Poor
S5765;SILVR Valley over Moon Gulch	2024	1,200	Good
STC5759;W Mckinley over Government Creek	2010	1,100	Good
I 90B Loop over S.fk.coeur Dalene River	1963	1,000	Fair
I 90B Loop over S.fk.coeur Dalene River	2014	1,000	Good
Old Hwy Road over S.fk.coeur Dalene River	2014	1,000	Good
Stc 5756;BIG CR Rd over S.fk.coeur Dalene River	1966	1,000	Fair
I 90RAMP WB on over Pine Creek;wb on Ramp	1965	970	Fair
STC5752;CDA Rvr Rd over Coeur Dalene River	1951	960	Poor
STC5711;ST Joe Rvr over Falls Creek	1984	930	Good
STC5711;ST Joe Rvr over Mica Creek	1973	930	Fair
STC5711;ST Joe Rvr over St Joe River	1985	930	Fair
Terror Gulch over S.fk.cda R;terror Gulch	1973	900	Fair
STC5750;PINE Creek over Pine Creek	1977	880	Fair
STC5750;PINE Creek over Pine Creek	1953	880	Fair
STC5750;PINE Creek over Pine Creek	1977	880	Fair
STC5750;PINE Creek over Pine Creek	2019	880	Good
I 90 Ramp EB Off over I90R.AB;I90B;S.F.CDA Rvr	1991	800	Fair
I 90RAMP WB on over Bike/ped Underpass	1991	800	Fair
Seventh Street over Residence Street;viaduct	1984	750	Fair
S5750;WF Pine Crk over W.fk.pine Creek	2013	640	Good
STC5750;PINE Creek over Pine Creek	1956	640	Fair
I 90RAMP EB Off over Pine Creek;eb Off Ramp	1977	630	Fair
STC5752;CDA Rvr Rd over Coeur Dalene River	1975	610	Fair
I 90B Loop over S.fk.coeur Dalene River	1973	600	Fair
I 90RAMPS Bc & Cd over Canyon Creek	1985	550	Fair
I 90B Loop over S.fk.coeur Dalene River	2014	470	Good
S5752;THOMPSON Pas over Eagle Creek	1977	460	Fair
SH 3 over Childs Creek	2002	460	Good
SH 3 over St Maries River	1955	460	Poor
STC5752;PRICHARD S over Prichard Cr;prichard Trs	1950	460	Fair
Cda River Rd over Prichard Cr;prichard Br	1953	450	Fair
Two Mile Gulch over S.fk.cda R;two Mile CR.	1966	440	Fair
STC5711;ST Joe Rvr over Slate Creek	1990	370	Fair
STC5711;ST Joe Rvr over St Joe River	1990	370	Fair
Stc 5711;MOON Pass over Big Dick Creek	1909	370	Poor
Stc 5711;MOON Pass over Loop Creek	1990	370	Fair
Stc 5711;MOON Pass over Squaw Creek	1909	370	Fair
Third Street over I 90 Eb-wb;third St.gs	1973	360	Fair
Third Street over S.fk.coeur Dalene River	1978	360	Poor
Poplar Road over W.fk.st Maries River	1957	340	Fair
Old River Road over St Joe River;avery Br	1935	330	Fair
STC5711;ST Joe Rvr over Marble Creek	1974	330	Fair
Siberts Old River over Fishhook Creek	1935	330	Fair
STC5731;ST Joe Rvr over Bird Creek	1992	310	Good
STC5731;ST Joe Rvr over Drain; Half Bridge	2003	310	Good
STC5731;ST Joe Rvr over Eagle Creek	1992	310	Fair
STC5731;ST Joe Rvr over Quartz Creek	1992	310	Fair
I 90B Loop over I 90 Eb-wb;e.mullan Ic	1973	300	Fair
Ohio Avenue over Pine Creek	1981	300	Fair
STC5731;ST Joe Rvr over North Fork St. Joe River	1990	300	Fair
Elizabeth Park Rd over S.fk.coeur Dalene River	1968	260	Fair
Hilltop Road over I 90 Eb-wb;hilltop Rd.gs	1967	260	Fair
Shiplett Road over I 90;SHIPLETT Road Gs	1967	250	Fair
S5752;THOMPSON Pas over Bear Creek	1977	230	Fair
S5752;THOMPSON Pas over Butte Creek	1977	230	Fair
Canyon Creek Road over Canyon Creek	2024	220	Good
Cooper Pass Road over Canyon Creek	2012	220	Poor
Cooper Pass Road over Military Gulch	2012	220	Fair
STC5760;CANYON Crk over Canyon Creek	1982	220	Fair
Stc 5711;MOON Pass over Bullion Creek	1937	220	Fair
Stc 5711;MOON Pass over Champion Creek	1949	220	Fair
Country Club Road over Big Creek;nw.osburn Br	2024	200	Good
Theatre Road over S.fk.cda R;smelterville	1963	200	Fair
Willow Creek Rd over I 90 Eb-wb;willow CR. Gs	1973	200	Fair
Emerald Creek Rd over St Maries River	1978	190	Fair
SH 4 over Canyon Creek	1976	190	Good
SH 4 over Canyon Creek;frisco Br	1999	190	Fair
SH 4 over Canyon Creek;lower Mace	2004	190	Good
SH 4 over Canyon Creek;tamarack Br	2004	190	Good
Elk Prairie Road over St Joe River;calder Br.	1990	160	Fair
I 90RAMP WB 2WAY over S.fk.cda River	1964	160	Fair
E.fk.pine Creek Rd over E. Fk. Pine Creek	1986	150	Fair
Ross Gulch over W.fk.pine Creek	1975	150	Fair
Pine Drive; Nf 301 over W.fk.st Maries River	1973	130	Poor
STC5758;BEAVER Crk over Coeur Dalene River	1979	130	Fair
Eagle Creek Road over E. Fk. Eagle Creek	1995	120	Fair
Mill Road over I 90;MILL Road Ic	1963	110	Poor
STC5758;BEAVER Crk over Beaver Creek	1973	110	Fair
First St over Bear Creek;nw.calder Br	1960	100	Fair
Old River Road over Little N.fk.cda River	1985	100	Good
Potlatch Road over Agatha Creek Trestle	1912	100	Poor
Potlatch Road over Big Creek Trestle	1912	100	Poor
Potlatch Road over Black Prince Trestle	1912	100	Poor
Potlatch Road over Elk Creek Trestle	1912	100	Poor
W.fk.pine Creek Rd over W.fk.pine Creek	1975	100	Fair
N Side Road over St Joe R;marble Creek Br	1968	80	Fair
Kings Pass Rd over Prichard Creek	1979	70	Fair
Stc 5756;BIG CR Rd over Big Creek;sunshine Mine	1977	60	Good
Stc 5756;BIG CR Rd over Big Creek;sunshine Mine	1974	60	Fair
Elk Creek Road over Moon Gulch;ne.kellogg Br	1919	50	Fair
Fifth Street over S.fk.coeur Dalene River	1972	50	Poor
Fs Route #442 over Trail Creek	1984	50	Fair
Fs Route 1205 over St Joe River	1935	50	Fair
Fs Route 218 over Red Ives Creek	1936	50	Good
Fs Route 225 over St Joe River	1934	50	Poor
Fs Route 2354 over Big Creek	1936	50	Fair
Fs Route 301 over Fishhook Creek	1975	50	Good
Fs Route 301 over St Maries River	1973	50	Fair
Fs Route 303 over St Joe River	1935	50	Fair
Fs Route 3099 over Cda River	1954	50	Fair
Fs Route 326 over Frazier Creek	1938	50	Fair
Fs Route 509 over St Joe River	1954	50	Fair
Fs Route 752 over St Joe River	1969	50	Fair
Fs Route No. 1218 over Gold Creek	1961	50	Fair
Fs Route No. 1221 over Gold Creek	1963	50	Poor
Fs Route No. 1222 over Gold Creek	1963	50	Fair
Fs Route No. 1268 over Adair Creek	1969	50	Fair
Fs Route No. 1514 over Tepee Creek	1974	50	Fair
Fs Route No. 1997 over Rye Creek	1949	50	Fair
Fs Route No. 208 over Cda River	1974	50	Fair
Fs Route No. 208 over Cda River	1974	50	Fair
Fs Route No. 208 over Cda River	1952	50	Fair
Fs Route No. 208 over Flat Creek	1974	50	Fair
Fs Route No. 218 over Simmons Creek	1935	50	Fair
Fs Route No. 2361 over Beaver Creek	1983	50	Poor
Fs Route No. 257 over Steamboat Creek	1956	50	Poor
Fs Route No. 265 over Tepee Creek	1976	50	Fair
Fs Route No. 271 over Beaver Creek	1953	50	Fair
Fs Route No. 300A over N.f. St Joe River	1935	50	Fair
Fs Route No. 300A over Sq___ Creek	1938	50	Fair
Fs Route No. 301 over Fishhook Creek	1938	50	Fair
Fs Route No. 320 over Heller-sherlock Creek	1953	50	Fair
Fs Route No. 320 over Red Ives Creek	1964	50	Fair
Fs Route No. 321 over Daveggio Creek	1952	50	Fair
Fs Route No. 321 over Marble Creek	1959	50	Fair
Fs Route No. 321 over Marble Creek	1952	50	Fair
Fs Route No. 338 over Bird Creek	1956	50	Fair
Fs Route No. 396 over Marble Creek	1986	50	Good
Fs Route No. 409 over W.f. Steamboat Creek	1956	50	Poor
Fs Route No. 412 over Cda River	1935	50	Fair
Fs Route No. 412 over Falls Creek	1975	50	Fair
Fs Route No. 412 over Jordan Creek	1957	50	Fair
Fs Route No. 412 over Shoshone Creek	1977	50	Good
Fs Route No. 422 over Big Elk Creek	1955	50	Fair
Fs Route No. 442 over Lost Creek	1953	50	Fair
Fs Route No. 456A over N.f. St Joe River	1935	50	Poor
Fs Route No. 509 over Bluff Creek	1993	50	Fair
Fs Route No. 537 over Big Creek	1939	50	Poor
Fs Route No. 6924 over Lower Flat CR	1981	50	Fair
Fs Route No. 715 over St Joe River	1953	50	Fair
Fs Route No. 760 over Little Nf Clearwater	2006	50	Good
Fs Route No. 804 over Miners Creek	1986	50	Fair
Fs Route No. 805 over West Fork Eagle	1957	50	Fair
Fs Route No. 805 over West Fork Eagle Creek	1957	50	Fair
Fs Route No. 805 over West Fork Eagle Creek	1957	50	Fair
Fs Route No. 805 over West Fork Eagle Creek	1957	50	Good
Fs Route No. 812 over Tepee Creek	1957	50	Fair
Fs Route No. 933 over Beaver Creek	1985	50	Good
Lower Gem Hill Rd over Canyon Creek;gem Br	2023	50	Good
Mullan Ave. over Canyon Creek	1987	50	Fair
No Data Entered over Big Creek	1939	50	Fair
No Data Entered over E.f. Big Creek	1994	50	Good
North Frontage Rd over South Fork Cda River	1985	50	Fair
Northside Rd over Big Creek;se.calder Br	1960	50	Fair
Road 216 over Homestead Creek	2018	50	Good
Road 216 over Homestead Creek	2018	50	Good
Road 615 over Canyon Creek Tributary	1954	50	Fair
Cedar Road over M. Fk. St. Maries River	1974	40	Fair
Fs Route 1504 over Shoshone Creek	1977	40	Good
Fs Route 2354 over Ink Creek	2010	40	Good
Fs Route 301 over Fishhook Creek	1966	40	Fair
Fs Route 509 over East Fork Bluff Creek	2006	40	Good
Fs Route 6310 over Independence Creek	1984	40	Good
Fs Route NO.760 over Little Lost Lake Creek	2006	40	Good
Fs Route No. 151 over Falls Creek	1974	40	Fair
Fs Route No. 201 over E Fk Fishhook Creek	1967	40	Good
Fs Route No. 208 over Brett Creek	1974	40	Fair
Fs Route No. 208 over Cda River	1967	40	Fair
Fs Route No. 208 over Cda River	1967	40	Fair
Fs Route No. 208 over Cda River	1966	40	Fair
Fs Route No. 208 over Cda River	1965	40	Good
Fs Route No. 208 over Cinnamon Creek	1974	40	Fair
Fs Route No. 208 over Downey Creek	1974	40	Good
Fs Route No. 208 over Yellow Dog CR	1974	40	Good
Fs Route No. 218 over Gold Creek	1980	40	Good
Fs Route No. 301 over Gold Center CR	1986	40	Fair
Fs Route No. 301 over Little Nf Clearwater	1951	40	Fair
Fs Route No. 301 over Merry Creek	1954	40	Good
Fs Route No. 326 over Cliff Creek	2010	40	Good
Fs Route No. 326 over Loop Creek	1999	40	Good
Fs Route No. 3325 over Glover Creek	1978	40	Good
Fs Route No. 338 over Bird Creek	2001	40	Good
Fs Route No. 400 over Flat Creek	1976	40	Good
Fs Route No. 400 over Svee Creek	1976	40	Good
Fs Route No. 400 over Svee Creek	1976	40	Good
Fs Route No. 490 over Boulder Creek	1965	40	Fair
Fs Route No. 760 over Little Nf Clearwater	2006	40	Good
Fs Route No. 812 over Big Elk Creek	1952	40	Fair
No Data Entered over Donkey Creek	1952	40	Fair
No Data Entered over Little Nf Clearwater	2014	40	Good
No Data Entered over No Data Entered	2015	40	Good
Northside Rd over Black Prince Creek	1965	40	Poor
Cda River Road over Lost Creek	1953	30	Fair
Cda River Road over Shoshone Creek	1960	30	Fair
County Road over Emerald Creek	1973	30	Fair
E.fk.pine Creek Rd over Douglas Creek	1978	30	Fair
E.fk.pine Creek Rd over E. Fk. Pine Creek	1978	30	Fair
Hunter Trapper Rd over E. Fk. Pine Creek	1998	30	Good
Little N Fork Rd over Cda River;n.fk.cda R	1968	30	Fair
Trapper Creek Rd over Trapper Creek	2021	30	Good
4002: Hunter-trapp over East Fork Pine Creek	1998	25	Good
Compressor Road over I 90;COMPRESSOR Ic	1963	20	Fair
I 90RAMP EB Off over S.fk.cda R.;eb Off Ramp	1964	20	Poor
I 90RAMP EB on over S.fk.cda R.;eb on Ramp	1964	20	Fair
Nf-985;hords Ranch over Placer Creek	1960	20	Fair
Old Mil. RR Grade over Slough Bridge	1912	15	Poor
Old Mil. RR Grade over Trout Creek	1912	15	Poor
Fdr 715 over Meadow Creek	1985	10	Fair
Old River Road over Steamboat Creek	1999	10	Fair

Source: FHWA National Bridge Inventory, 2025.

Shoshone County bridge conditions · Idaho bridges by county.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.